Deal Brief
BOS to LIS is currently available as a one-way redemption for 20,500 points plus $33.50 in taxes. This option prices in Economy through Flying Blue, with strong seat availability.
Route: Boston to Lisbon in Economy from 20,500 Points
Route code: BOS -> LIS
Program: Flying Blue
Airline: Delta Air Lines
Travel window: Multiple
Available dates:
August 2026 (9) cash price unavailable
- AUG-11
- AUG-15
- AUG-16
- AUG-17
- AUG-18
- AUG-22
- AUG-23
- AUG-24
- AUG-25
September 2026 (1) cash price unavailable
- SEP-26
October 2026 (3) cash price unavailable
- OCT-12
- OCT-24
- OCT-25
November 2026 (20) cash price unavailable
- NOV-1
- NOV-2
- NOV-5
- NOV-6
- NOV-7
- NOV-8
- NOV-9
- NOV-12
- NOV-14
- NOV-15
- NOV-16
- NOV-17
- NOV-22
- NOV-23
- NOV-24
- NOV-26
- NOV-27
- NOV-28
- NOV-29
- NOV-30
December 2026 (14) cash price unavailable
- DEC-1
- DEC-2
- DEC-3
- DEC-4
- DEC-5
- DEC-6
- DEC-7
- DEC-8
- DEC-9
- DEC-10
- DEC-11
- DEC-12
- DEC-13
- DEC-14
Cash fares are approximate round-trip prices via Travelpayouts. Point value = (cash fare − taxes) ÷ points. Flying Blue baseline: 1.2¢/pt.
Additional Deal Information
Data Last Refreshed
Quality Score Breakdown · 77/100
Absolute Cost
35 / 50
Seat Availability
10 / 10
Cabin Tier
0 / 10
Freshness
1 / 1
Destination Tier
0 / 8
Tax Efficiency 12% cash
15 / 18
Airline Product
0 / 7